Principal Sponsors
Makes grants to address the most serious social and environmental problems facing society, where risk capital, responsibly invested, may make a difference over time.
National Science Foundation
An independent federal agency created by Congress in 1950 to promote the progress of science.
King Saud University seeks to become a leader in educational and technological innovation, scientific discovery and creativity through fostering an atmosphere of intellectual inspiration and partnership for the prosperity of society.
The O'Donnell Foundation is devoted to building model programs to enhance the quality of education.
Structură de benzi
Explore the origin of energy bands in crystals of atoms. The structure of these bands determines how materials conduct electricity.
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Resurse
Principalele subiecte
- Benzi de energie
- Conductivitate
- Electricitate
Studii de caz
- Describe how how band structure results in a lattice of many wells.
- Describe how to go from the microscopic potential of a single atom to the macroscopic potential of a solid.
Sfaturi pentru profesori
Ghidul profesorului (pdf) conţine idei propuse de echipa PhET.
Idei pentru predare
Puteţi trimite ideile şi activităţile personale.
Versiuni traduse:
Cerinţe software
| Windows | Macintosh | Linux |
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Microsoft Windows
XP/Vista/7 Sun Java 1.5.0_15 or later |
OS 10.5 or later
Sun Java 1.5.0_19 or later |
Sun Java 1.5.0_15 or later |
Credite
| Echipa de proiectare | Alţi colaboratori | Mulţumiri |
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